To find the average value of A1, A2, A3, which of the following is not a correct formula -

To find the average value of A1, A2, A3, which of the following is not a correct formula -

A = sum (A1: A3)/3

B =(A1: A2) / 3

C =(A1+A2+A3)/3

D = Average (A1: A3)

Solution

Correct Answer: Option B